Please answer #5 A-C!

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

Solve for x where 0 equation: cot^2x+2cotx+1=0